Mozilla has added all versions of Adobe Flash up to the most recent version 18.0.0.203 to the Firefox blocklist.

Security researchers have discovered vulnerabilities in recent versions of Adobe Flash that have not been patched yet by Adobe but are exploited in the wild. In particular, several exploit kits are already making use of it to serve crypto-ransomware to systems running Adobe Flash.

In an effort to protect Firefox users from harm on the Internet, Mozilla has added the current version of Adobe Flash and all previous versions to the browser’s blocklist.